.page-products {
  --pp-pad: clamp(1rem, 3.5vw, 2rem);
  --pp-gap: clamp(1rem, 3vw, 1.5rem);
  --pp-radius: 2px;
  display: block;
}

.page-products .page-head,
.page-products .section {
  width: 100%;
  max-width: var(--shell-w);
  margin-inline: auto;
  padding-inline: var(--pp-pad);
  box-sizing: border-box;
}

/* ============ 首屏框景 ============ */
.page-products .page-head {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.5rem, 4vw, 2.5rem) clamp(2rem, 5vw, 3rem);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(47, 227, 192, 0.09), transparent 58%),
    radial-gradient(90% 80% at 92% 100%, rgba(138, 107, 255, 0.12), transparent 62%),
    linear-gradient(165deg, #0d1620 0%, var(--ink-900) 62%);
}

.page-products .page-head .scale-rule {
  margin-bottom: 1.1rem;
}

.page-products .page-head__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(1.25rem, 4vw, 2.25rem);
  align-items: start;
}

.page-products .page-head__body {
  min-width: 0;
}

.page-products .page-head h1 {
  margin: 0.55rem 0 0;
  color: var(--title);
  font-family: var(--sans);
  font-size: clamp(1.75rem, 6.2vw, 3.4rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: 0.02em;
  max-width: 20ch;
}

.page-products .page-head__lede {
  margin: 1rem 0 0;
  max-width: 46ch;
  color: var(--text);
  font-size: clamp(0.95rem, 2.9vw, 1.05rem);
  line-height: 1.8;
}

.page-products .page-head__flags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.page-products .page-head__flags li {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
}

.page-products .page-head__flags b {
  color: var(--neon);
  font-size: 1.15rem;
  font-weight: 600;
}

.page-products .page-head__flags li:last-child b {
  color: var(--orange);
}

.page-products .page-head__media {
  min-width: 0;
}

.page-products .page-head .slash {
  z-index: 1;
}

/* ============ 入口选择器 ============ */
.page-products .entry-picker__list {
  display: grid;
  gap: var(--pp-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  height: 100%;
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--neon);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-products .entry-card--violet {
  border-top-color: var(--violet);
}

.page-products .entry-card--warm {
  border-top-color: var(--orange);
}

.page-products .entry-card:hover,
.page-products .entry-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--neon);
  outline: none;
}

.page-products .entry-card--violet:hover,
.page-products .entry-card--violet:focus-visible {
  border-color: var(--violet);
}

.page-products .entry-card--warm:hover,
.page-products .entry-card--warm:focus-visible {
  border-color: var(--orange);
}

.page-products .entry-card__title {
  color: var(--title);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .entry-card__text {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-products .entry-card__go {
  margin-top: auto;
  padding-top: 0.5rem;
  color: var(--neon);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-products .entry-card--violet .entry-card__go {
  color: var(--violet);
}

.page-products .entry-card--warm .entry-card__go {
  color: var(--orange);
}

/* ============ 权益章节 ============ */
.page-products .benefit-section__grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .benefit-plate {
  min-width: 0;
}

.page-products .benefit-plate .prose h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.page-products .benefit-plate .prose h3:first-of-type {
  margin-top: 0.5rem;
}

.page-products .benefit-plate .prose p {
  margin: 0 0 0.75rem;
}

.page-products .benefit-figure {
  min-width: 0;
}

/* ============ 领取流程 ============ */
.page-products .trial-banner {
  margin-bottom: var(--pp-gap);
}

.page-products .trial-steps {
  display: grid;
  gap: var(--pp-gap);
  counter-reset: none;
}

.page-products .trial-step {
  position: relative;
  padding: 1rem 1rem 1.15rem 1.15rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  background: linear-gradient(180deg, rgba(138, 107, 255, 0.07), transparent 70%), var(--panel);
}

.page-products .trial-step__num {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--violet);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.page-products .trial-step h3 {
  margin: 0 0 0.45rem;
  color: var(--title);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .trial-step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ============ 版本记录 ============ */
.page-products .version-list {
  display: grid;
  gap: 0.75rem;
}

.page-products .version-card {
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.25s var(--ease-out);
}

.page-products .version-card[open] {
  border-color: var(--neon);
}

.page-products .version-card > summary {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "no date"
    "name name";
  align-items: baseline;
  gap: 0.35rem 0.85rem;
  padding: 0.95rem 1rem;
  cursor: pointer;
  list-style: none;
}

.page-products .version-card > summary::-webkit-details-marker {
  display: none;
}

.page-products .version-card > summary::after {
  content: "+";
  grid-area: date;
  justify-self: end;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 1rem;
}

.page-products .version-card[open] > summary::after {
  content: "−";
  color: var(--neon);
}

.page-products .version-card__no {
  grid-area: no;
  color: var(--neon);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.page-products .version-card__name {
  grid-area: name;
  color: var(--title);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .version-card__date {
  grid-area: date;
  justify-self: end;
  margin-right: 1.4rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.page-products .version-card__body {
  padding: 0 1rem 1.1rem;
  border-top: 1px dashed var(--line);
}

.page-products .version-card__body p {
  margin: 0.8rem 0 0.6rem;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-products .version-card__body ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.8;
}

.page-products .version-card__body li::marker {
  color: var(--violet);
}

.page-products .version-tail {
  margin: 1.1rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.75;
}

/* ============ 机型对照 ============ */
.page-products .device-section__grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .device-figure {
  min-width: 0;
}

.page-products .spec-table {
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-products .spec-table__row {
  display: grid;
  gap: 0.2rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}

.page-products .spec-table__row:last-child {
  border-bottom: 0;
}

.page-products .spec-table__row:nth-child(odd):not(.spec-table__row--head) {
  background: rgba(36, 52, 64, 0.32);
}

.page-products .spec-table__row--head {
  background: rgba(47, 227, 192, 0.1);
  color: var(--neon);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-products .spec-table__row > span:first-child {
  color: var(--title);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .spec-table__row > span {
  color: var(--text);
  line-height: 1.6;
}

.page-products .spec-table__row--head > span {
  color: var(--neon);
}

.page-products .spec-table__row .mono {
  color: var(--orange);
  font-size: 0.95rem;
}

.page-products .spec-table__row:not(.spec-table__row--head) > span::before {
  content: attr(data-label) "：";
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.page-products .spec-table__row > span:first-child::before {
  display: none;
}

/* ============ 窄屏要点 ============ */
.page-products .narrow-section__grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .narrow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: narrow;
}

.page-products .narrow-list li {
  counter-increment: narrow;
  position: relative;
  padding: 0.9rem 0 0.9rem 2.6rem;
  border-bottom: 1px dashed var(--line);
}

.page-products .narrow-list li:last-child {
  border-bottom: 0;
}

.page-products .narrow-list li::before {
  content: counter(narrow, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1rem;
  width: 1.9rem;
  color: var(--neon);
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-products .narrow-list h3 {
  margin: 0 0 0.35rem;
  color: var(--title);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .narrow-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-products .narrow-figure {
  min-width: 0;
}

/* ============ 常见卡点 ============ */
.page-products .pitfall-section {
  position: relative;
}

.page-products .pitfall-list {
  display: grid;
  gap: 0.75rem;
}

.page-products .pitfall {
  position: relative;
  padding: 1rem 1rem 1.1rem 3.1rem;
  border: 1px solid var(--line);
  background: rgba(10, 15, 20, 0.6);
}

.page-products .pitfall__num {
  position: absolute;
  left: 1rem;
  top: 1.05rem;
  color: var(--orange);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.page-products .pitfall h3 {
  margin: 0 0 0.4rem;
  color: var(--title);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.page-products .pitfall p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-products .pitfall-note {
  margin-top: var(--pp-gap);
}

/* ============ 延伸入口 ============ */
.page-products .also-list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .also-card {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.25s var(--ease-out), border-left-color 0.25s var(--ease-out);
}

.page-products .also-card:hover,
.page-products .also-card:focus-visible {
  transform: translateX(4px);
  border-left-color: var(--neon);
  outline: none;
}

.page-products .also-card__tag {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

.page-products .also-card__title {
  color: var(--title);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-products .also-card__text {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* ============ 窄屏保险 ============ */
.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .media-frame {
  overflow: hidden;
}

.page-products .spec-table,
.page-products .version-card__body,
.page-products .benefit-plate {
  overflow-wrap: anywhere;
}

/* ============ 平板 ============ */
@media (min-width: 640px) {
  .page-products .entry-picker__list,
  .page-products .trial-steps,
  .page-products .also-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .version-card > summary {
    grid-template-columns: auto 1fr auto;
    grid-template-areas: "no name date";
    align-items: center;
  }

  .page-products .version-card__name {
    grid-area: name;
  }

  .page-products .version-card__date {
    grid-area: date;
    margin-right: 1.5rem;
  }

  .page-products .version-card > summary::after {
    grid-area: date;
    justify-self: end;
  }
}

/* ============ 桌面 ============ */
@media (min-width: 900px) {
  .page-products .page-head__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-products .entry-picker__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .benefit-section__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-products .trial-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .device-section__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .narrow-section__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-products .pitfall-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pitfall:last-child {
    grid-column: span 2;
  }

  .page-products .also-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .spec-table__row {
    grid-template-columns: 1fr 1fr 1.5fr 1.6fr;
    gap: 0.75rem;
    align-items: baseline;
  }

  .page-products .spec-table__row:not(.spec-table__row--head) > span::before {
    display: none;
  }
}

@media (min-width: 1200px) {
  .page-products .page-head {
    padding-inline: clamp(2rem, 4vw, 3rem);
  }

  .page-products .pitfall:last-child {
    grid-column: span 1;
  }
}